Maintenance; Air Supply; Entering Display Access User Password; Parameter Settings - Lochinvar HERALD HCB46CE Installation Manual

23.6

MAINTENANCE

See section 19.0 Maintenance
23.7

AIR SUPPLY

When installed as a conventionally flued appliance, the room in which the appliance is installed must be

ventilated.
Blocking these vents may lead to severe injury, serious property damage or death.
The area in which the appliance is installed should not be used to store any other materials

23.8

ENTERING DISPLAY ACCESS USER PASSWORD

See section 20.0 display panel access
23.9

PARAMETER SETTINGS

The tables below show the parameters that can be changed by the user, these are
highlighted in green. All other parameters should only be changed by a competent
engineer.
Menu
GENERAL
TEMPERATURE
SETTINGS
DATA LOGGING
FUNCTIONS
DHW SETTINGS
23.9.1 SMART SYSTEM CONTROL PARAMETERS WITH USER ACCESS
Description
Vacation Mode (On/Off)
Time and Date
Software Version (read only)
Temperature Units (°C/°F)
SH Night Setback Offset
DHW Night Setback Offset
Display Timeout
Display Contrast
SH1 Set Point User
Minimum SH Set Point
Maximum SH Set Point
Offset SH1 Set Point
Differential SH1 Set Point
SH2 Set Point User
Offset SH2 Set Point
Differential SH2 Set Point
SH3 Set Point User
Offset SH3 Set Point
Differential SH3 Set Point
3-Way Valve Time
Reset Last 10 Errors
Service Mode Delay
Freeze Protection Pump On
Freeze Protection Burner On
Freeze Protection Burner
Differential
DHW Tank Set Point
Tank Set Point Differential
DHW Boiler Set Point
Boiler Set Point Offset
Boiler Set Point Differential
DHW Recirc Pump Offset
DHW Recirc Pump Differential
See User
Section Access
21.1.1 Yes
21.1.2 Yes
No
21.1.4
Yes
No
No
21.1 No
21.1.9 Yes
21.2.1 Yes
No
No
No
No
21.2.1 Yes
No
No
21.2.1
Yes
No
No
No
No
No
No
No
No
23.5.2 Yes
No
No
No
No
No
No
Installer
Access
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
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